UALR at TREC-ENT 2007.
Hemant JoshiSithu D. SudarsanSubhashish DuttachowdhuryChuanlei ZhangSrini RamaswamyPublished in: TREC (2007)
Keyphrases
- information retrieval
- test collection
- question answering
- retrieval effectiveness
- relevance feedback
- biomedical information retrieval
- pseudo relevance feedback
- ad hoc retrieval
- ir evaluation
- reuters corpus volume
- language model
- information extraction
- trec blog track
- blog opinion retrieval
- trec web
- interactive query expansion
- relevance judgments
- okapi bm
- topic detection and tracking
- expert search
- document retrieval
- document collections
- multimedia
- genetic algorithm